mostly it's the morale in the capitol cities of our countries that are more affected and that's what we are dealing with here by the nato leader, talking about pulling out early, which i fundamentally disagree with. martha: how much of this has come from us signaling when we're going to leave, that we're going to leave in 2014? >> right from the beginning the arbitrary end date for our participation with combat forces i always felt was a mistake. we had to base it on conditions. and i think we should condition to base it on the conditions in front of us, at least up until 2014, and not pull any troops out prematurely. martha: as you point out in the american cities that react to this news, it's horrific, i mean the thought of somebody putting on a u.s. military uniform and turning out -- and the stories we've heard over the past few dares horrific, and then turning their guns on our soldiers and killing them in cold blood. does it reach a point where you say, is this woeurt? worth it? is it winnable. >> it is another tactic by the taliban to kill us and drive us out of here. it's no